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Item 7 Of 7
8 in. Round Modulating Damper

MARD8/U

8 in. Round Modulating Damper

  • Product Info
  • Literature
  • Accessories & Replacement Parts

Overview

The MARD series damper is a power opened/closed, zone or bypass damper. It is usually used in light commercial applications on systems larger than 5 tons that do not exceed 2 in. W.C. at the damper, but may be used in any residential system as well.

Features

  • Uses 90-second open to closed motor.
  • Can be used as a zone damper.
  • ML6161 is replacement motor.
  • Available in 5, 6, 7, 8, 9, 10, 12, 14, 16, and 18 in. diameter sizes.
  • Used with Static Pressure Control (SPC) for bypass applications.

Product Specifications

Application
Motorized Bypass or Zone Damper
Item Type
Product
Voltage
24V
Size (in.)
8 in.
Shape
Round
Motor or Actuator Mounting
Side or Top
Motor
Floating
Motor Timing
90 seconds
Wires to Motor
3

Technical Documents

Maintenance/Product Reference Materials-Zoning System Design Manual (English)

Installation Materials-Installation Instructions for Modulating Automatic Round Damper (MARD) (English)

Replacement Parts

ML6161B2024/U

Floating SPDT Actuator with 35 lb-in., non-spring return, 24 Vac ±20%

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